ZC934TC

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Variable capacitance (Varicaps, Varactors) are diodes that are used to create an adjustable capacitance by changing a controlling voltage. They are used in various applications and are commonly used in radio frequency tuning, frequency synthesis, and diplexer applications. The ZC934TC is a high-frequency, voltage-controlled, varicap diode that is designed to be used in communication systems.

The ZC934TC device is a low capacitance, wide bandwidth varicap diode that has a low series resistance of 10 Ω. The device is composed of two lead zinc oxide electrodes connected together with two electrical terminals and a galvanometer, which is used to adjust the capacitance. The device is housed in a miniature plastic package, which provides good mechanical strength and isolation. It has a capacitance range of 0.9 to 9 pF and a tuning voltage range of 0-12 V, and can operate at frequencies up to 3 GHz.

ZC934TC varicap diodes are commonly used in radio receivers and transmitters, oscillators, and other communication systems where the ability to accurately tune the frequency of the system is important. The ZC934TC\'s wide capacitance range, low series resistance, and wide tuning voltage range make it well-suited for applications in which frequency accuracy and stability are critical. The device can also be used in diplexer applications, where it can be used to increase or decrease the amplitude of the signal as desired. The ZC934TC also finds applications in frequency synthesis, where it can be used to create stable, precise frequencies at higher frequencies than traditional crystal oscillators.

The ZC934TC works by changing the capacitance of the device in response to the applied voltage. When the device is exposed to a positive voltage, the capacitance increases, while when a negative voltage is applied, the capacitance decreases. This change in capacitance is used to create a tuning effect in the frequency of the circuit. The device also has a self-calibrating feature, which allows it to automatically adjust itself to the desired capacitance value.

In summary, the ZC934TC is a voltage-controlled, varicap diode that is designed for use in communication systems. It is composed of two lead zinc oxide electrodes connected together with two electrical terminals and a galvanometer, and is housed in a miniature plastic package. The device has a low series resistance, wide capacitance range, and wide tuning voltage range, and can operate at frequencies up to 3 GHz. It is well suited for applications in which precision frequency tuning is needed, and can be used in radio frequency tuning, diplexer applications, and frequency synthesis.

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